1. Name suggests windmill site (Dwr=twr=tower).

2. Placename only. Local belief association with site of monastic cell of Strata Marcella Abbey.
(Info from Peter Barton, 1997).

"Melindwr" is a common Welsh placename element and translates as mill water or stream, not tower.
B.A.Malaws, 15 December 2003.